diff --git a/Documentation/guides/cpp_cmake.rst b/Documentation/guides/cpp_cmake.rst
index 0a6299a935..5ac464ce45 100644
--- a/Documentation/guides/cpp_cmake.rst
+++ b/Documentation/guides/cpp_cmake.rst
@@ -147,7 +147,7 @@ Creating the project
     set(AC_HW_FLAGS         "${AC_HW_FLAGS} -isystem ${NUTTX_PATH}/include")
     set(AC_HW_FLAGS         "${AC_HW_FLAGS} -pipe")
 
-    set(AC_LINKER_FLAGS     "--entry=__start -nostartfiles -nodefaultlibs -T${MCU_LINKER_SCRIPT}")
+    set(AC_LINKER_FLAGS     "--entry=__start -nostdlib -T${MCU_LINKER_SCRIPT}")
 
 * hellocpp/src/CMakeLists.txt
 
diff --git a/arch/arm/src/arm/Toolchain.defs b/arch/arm/src/arm/Toolchain.defs
index 73c10a5b3e..595c139fbc 100644
--- a/arch/arm/src/arm/Toolchain.defs
+++ b/arch/arm/src/arm/Toolchain.defs
@@ -113,6 +113,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
@@ -153,7 +155,6 @@ ifeq ($(CONFIG_LTO_FULL),y)
     NM := $(CROSSDEV)gcc-nm
     ARCHOPTIMIZATION += -fuse-linker-plugin
     ARCHOPTIMIZATION += -fno-builtin
-    ARCHOPTIMIZATION += -nodefaultlibs
   endif
 endif
 
diff --git a/arch/arm/src/armv7-a/Toolchain.defs b/arch/arm/src/armv7-a/Toolchain.defs
index 9942b23c61..09eb4cb6c2 100644
--- a/arch/arm/src/armv7-a/Toolchain.defs
+++ b/arch/arm/src/armv7-a/Toolchain.defs
@@ -144,6 +144,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
@@ -200,7 +202,6 @@ ifeq ($(CONFIG_LTO_FULL),y)
     NM := $(CROSSDEV)gcc-nm
     ARCHOPTIMIZATION += -fuse-linker-plugin
     ARCHOPTIMIZATION += -fno-builtin
-    ARCHOPTIMIZATION += -nodefaultlibs
   endif
 endif
 
diff --git a/arch/arm/src/armv7-m/Toolchain.defs b/arch/arm/src/armv7-m/Toolchain.defs
index 592f7a7cbb..deb910df49 100644
--- a/arch/arm/src/armv7-m/Toolchain.defs
+++ b/arch/arm/src/armv7-m/Toolchain.defs
@@ -222,7 +222,6 @@ else
       AR := $(CROSSDEV)gcc-ar rcs
       NM := $(CROSSDEV)gcc-nm
       ARCHOPTIMIZATION += -fno-builtin
-      ARCHOPTIMIZATION += -nodefaultlibs
     endif
   endif
 endif
@@ -243,6 +242,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
diff --git a/arch/arm/src/armv7-r/Toolchain.defs b/arch/arm/src/armv7-r/Toolchain.defs
index add3f6bb6c..a6c236356a 100644
--- a/arch/arm/src/armv7-r/Toolchain.defs
+++ b/arch/arm/src/armv7-r/Toolchain.defs
@@ -136,6 +136,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
@@ -176,7 +178,6 @@ ifeq ($(CONFIG_LTO_FULL),y)
     NM := $(CROSSDEV)gcc-nm
     ARCHOPTIMIZATION += -fuse-linker-plugin
     ARCHOPTIMIZATION += -fno-builtin
-    ARCHOPTIMIZATION += -nodefaultlibs
   endif
 endif
 
diff --git a/arch/arm/src/armv8-m/Toolchain.defs b/arch/arm/src/armv8-m/Toolchain.defs
index 0240df66c6..a64e996041 100644
--- a/arch/arm/src/armv8-m/Toolchain.defs
+++ b/arch/arm/src/armv8-m/Toolchain.defs
@@ -231,7 +231,6 @@ else
       AR := $(CROSSDEV)gcc-ar rcs
       NM := $(CROSSDEV)gcc-nm
       ARCHOPTIMIZATION += -fno-builtin
-      ARCHOPTIMIZATION += -nodefaultlibs
     endif
   endif
 endif
@@ -252,6 +251,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
diff --git a/arch/arm/src/rp2040/boot2/Make.defs b/arch/arm/src/rp2040/boot2/Make.defs
index eb5a207383..afbbbc3ef7 100644
--- a/arch/arm/src/rp2040/boot2/Make.defs
+++ b/arch/arm/src/rp2040/boot2/Make.defs
@@ -46,6 +46,6 @@ $(BOOT_STAGE2).bin: %.bin: %.elf
 	$(OBJCOPY) -Obinary $< $@
 
 $(BOOT_STAGE2).elf: $(BOOT2SRC)
-	$(CC) -nostartfiles -nodefaultlibs $(ARCHSCRIPT) $(BOOT2CFLAGS) -o $@ $<
+	$(CC) -nostdlib $(ARCHSCRIPT) $(BOOT2CFLAGS) -o $@ $<
 
 EXTRADELFILE = $(BOOT_STAGE2).*
diff --git a/arch/arm/src/tlsr82/Toolchain.defs b/arch/arm/src/tlsr82/Toolchain.defs
index b05d22efd3..10ce41e761 100644
--- a/arch/arm/src/tlsr82/Toolchain.defs
+++ b/arch/arm/src/tlsr82/Toolchain.defs
@@ -158,6 +158,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
diff --git a/arch/avr/src/avr/Toolchain.defs b/arch/avr/src/avr/Toolchain.defs
index a1779078c6..d0013c9de0 100644
--- a/arch/avr/src/avr/Toolchain.defs
+++ b/arch/avr/src/avr/Toolchain.defs
@@ -112,6 +112,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # NuttX buildroot GCC toolchain under Linux or Cygwin
 
 ifeq ($(CONFIG_AVR_TOOLCHAIN),BUILDROOT)
diff --git a/arch/avr/src/avr32/Toolchain.defs b/arch/avr/src/avr32/Toolchain.defs
index b040c60385..e74b9894be 100644
--- a/arch/avr/src/avr32/Toolchain.defs
+++ b/arch/avr/src/avr32/Toolchain.defs
@@ -60,6 +60,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 CROSSDEV = avr32-
 ARCHCPUFLAGS = -mpart=uc3b0256
 
diff --git a/arch/mips/src/mips32/Toolchain.defs b/arch/mips/src/mips32/Toolchain.defs
index 10a3ca9543..39c69c388c 100644
--- a/arch/mips/src/mips32/Toolchain.defs
+++ b/arch/mips/src/mips32/Toolchain.defs
@@ -145,7 +145,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),GNU_ELF)
   CROSSDEV ?= mips-elf-
   ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=$(MIPS_MARCH) $(MIPS_MICROMIPS) -EL
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = mips-elf-debug.ld
 endif
 
@@ -155,7 +154,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),PINGUINOL)
   CROSSDEV ?= p32-
   ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=$(MIPS_MARCH) $(MIPS_MICROMIPS) -EL
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = pinguino-debug.ld
 endif
 
@@ -165,7 +163,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),SOURCERY_CODEBENCH_LITE)
   CROSSDEV ?= mips-sde-elf-
   ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=$(MIPS_MARCH) $(MIPS_MICROMIPS) -EL
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = sourcery-debug.ld
 endif
 
@@ -174,7 +171,6 @@ endif
 ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPL_XC32)
   CROSSDEV ?= xc32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) -march=$(MIPS_MARCH) -EL $(MIPS_MICROMIPS) -msmart-io=0
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = xc32-debug.ld
 endif
 
@@ -184,7 +180,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPL)
   CROSSDEV ?= pic32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) $(MIPS_MICROMIPS) -mno-float -mlong32 -membedded-data
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = xc32-debug.ld
 endif
 
@@ -193,7 +188,6 @@ endif
 ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPW_XC32)
   CROSSDEV ?= xc32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) -march=$(MIPS_MARCH) -EL $(MIPS_MICROMIPS) -msmart-io=0
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = xc32-debug.ld
 endif
 
@@ -203,7 +197,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPW)
   CROSSDEV ?= pic32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) $(MIPS_MICROMIPS) -mno-float -mlong32 -membedded-data
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = c32-debug.ld
 endif
 
@@ -213,7 +206,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPL_LITE)
   CROSSDEV ?= pic32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) $(MIPS_MICROMIPS) -mno-float -mlong32 -membedded-data
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = xc32-debug.ld
 endif
 
@@ -223,7 +215,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPW_LITE)
   CROSSDEV ?= pic32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) $(MIPS_MICROMIPS) -mno-float -mlong32 -membedded-data
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = c32-debug.ld
 endif
 
@@ -233,7 +224,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),MICROCHIPOPENL)
   CROSSDEV ?= mypic32-
   ARCHCPUFLAGS = -mprocessor=$(MIPS_MPROCESSOR) $(MIPS_MICROMIPS) -mno-float -mlong32 -membedded-data
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = c32-debug.ld
 endif
 
@@ -243,7 +233,6 @@ ifeq ($(CONFIG_MIPS32_TOOLCHAIN),PINGUINOW)
   CROSSDEV ?= p32-
   ARCHCPUFLAGS = -mlong32 -membedded-data -msoft-float -march=$(MIPS_MARCH) $(MIPS_MICROMIPS) -EL
   ARCHPICFLAGS = -fpic -membedded-pic
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = mips-elf-debug.ld
 endif
 
@@ -285,6 +274,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Default toolchain
 
 CC = $(CROSSDEV)gcc
diff --git a/arch/misoc/src/lm32/Toolchain.defs b/arch/misoc/src/lm32/Toolchain.defs
index 58de1deb47..ac5f24369e 100644
--- a/arch/misoc/src/lm32/Toolchain.defs
+++ b/arch/misoc/src/lm32/Toolchain.defs
@@ -65,6 +65,8 @@ else
   ARCHOPTIMIZATION += -fomit-frame-pointer
 endif
 
+LDFLAGS += -nostdlib
+
 ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
   LDFLAGS          += -g
   ARCHOPTIMIZATION += -g
diff --git a/arch/misoc/src/minerva/Toolchain.defs b/arch/misoc/src/minerva/Toolchain.defs
index 453d25e935..4b992da31a 100644
--- a/arch/misoc/src/minerva/Toolchain.defs
+++ b/arch/misoc/src/minerva/Toolchain.defs
@@ -37,6 +37,8 @@ else
   ARCHOPTIMIZATION += -fomit-frame-pointer
 endif
 
+LDFLAGS += -nostdlib
+
 ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
   LDFLAGS          += -g
   ARCHOPTIMIZATION += -g
diff --git a/arch/or1k/src/mor1kx/Toolchain.defs b/arch/or1k/src/mor1kx/Toolchain.defs
index 0f81853e5b..6aacfef038 100644
--- a/arch/or1k/src/mor1kx/Toolchain.defs
+++ b/arch/or1k/src/mor1kx/Toolchain.defs
@@ -48,6 +48,8 @@ else
   ARCHOPTIMIZATION += -fomit-frame-pointer
 endif
 
+LDFLAGS += -nostdlib
+
 ifeq ($(CONFIG_DEBUG_SYMBOLS),y)
   LDFLAGS          += -g
   ARCHOPTIMIZATION += -g
@@ -79,7 +81,6 @@ endif
 CROSSDEV ?= or1k-elf-
 ARCHCPUFLAGS = -mboard=de0_nano
 ARCHPICFLAGS = -fpic -membedded-pic
-LDFLAGS += -nostartfiles -nodefaultlibs
 LDSCRIPT = or1k-elf-debug.ld
 #endif
 
diff --git a/arch/risc-v/src/common/Toolchain.defs b/arch/risc-v/src/common/Toolchain.defs
index e7d7be9144..7fecc67e7e 100644
--- a/arch/risc-v/src/common/Toolchain.defs
+++ b/arch/risc-v/src/common/Toolchain.defs
@@ -94,6 +94,8 @@ ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
   ARCHOPTIMIZATION += -ffunction-sections -fdata-sections
 endif
 
+LDFLAGS += -nostdlib
+
 # Debug link map
 
 ifeq ($(CONFIG_DEBUG_LINK_MAP),y)
@@ -187,7 +189,6 @@ ifeq ($(CONFIG_LTO_FULL),y)
     NM := $(CROSSDEV)gcc-nm
     ARCHOPTIMIZATION += -fuse-linker-plugin
     ARCHOPTIMIZATION += -fno-builtin
-    ARCHOPTIMIZATION += -nodefaultlibs
   endif
 endif
 
diff --git a/arch/sparc/src/sparc_v8/Toolchain.defs b/arch/sparc/src/sparc_v8/Toolchain.defs
index e102681dc8..9280670096 100644
--- a/arch/sparc/src/sparc_v8/Toolchain.defs
+++ b/arch/sparc/src/sparc_v8/Toolchain.defs
@@ -89,11 +89,12 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # NuttX buildroot GCC toolchain under Linux or Cygwin
 
 ifeq ($(CONFIG_SPARC_TOOLCHAIN),BUILDROOT)
   CROSSDEV ?= sparc-gaisler-elf-
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = sparc-gaisler-elf-debug.ld
 endif
 
@@ -101,7 +102,6 @@ endif
 
 ifeq ($(CONFIG_SPARC_TOOLCHAIN),CODEREDW)
   CROSSDEV ?= sparc-elf-
-  LDFLAGS += -nostartfiles -nodefaultlibs
   LDSCRIPT = sparc-elf-debug.ld
 endif
 
diff --git a/arch/xtensa/src/lx6/Toolchain.defs b/arch/xtensa/src/lx6/Toolchain.defs
index 863cf32cd6..5d140318b3 100644
--- a/arch/xtensa/src/lx6/Toolchain.defs
+++ b/arch/xtensa/src/lx6/Toolchain.defs
@@ -85,6 +85,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
diff --git a/arch/xtensa/src/lx7/Toolchain.defs b/arch/xtensa/src/lx7/Toolchain.defs
index 274eeaef7c..5c650c8a50 100644
--- a/arch/xtensa/src/lx7/Toolchain.defs
+++ b/arch/xtensa/src/lx7/Toolchain.defs
@@ -85,6 +85,8 @@ ifneq ($(CONFIG_CXX_RTTI),y)
   ARCHCXXFLAGS += -fno-rtti
 endif
 
+LDFLAGS += -nostdlib
+
 # Optimization of unused sections
 
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
diff --git a/arch/z80/src/ez80/Toolchain.defs b/arch/z80/src/ez80/Toolchain.defs
index 27b189b78c..920460f3a7 100644
--- a/arch/z80/src/ez80/Toolchain.defs
+++ b/arch/z80/src/ez80/Toolchain.defs
@@ -72,6 +72,8 @@ else
   ARCHOPTIMIZATION += -fomit-frame-pointer
 endif
 
+LDFLAGS += -nostdlib
+
 ifeq ($(CONFIG_DEBUG_OPT_UNUSED_SECTIONS),y)
   LDFLAGS          += --gc-sections
   ARCHOPTIMIZATION += -ffunction-sections -fdata-sections
diff --git a/boards/arm/eoss3/quickfeather/scripts/Make.defs b/boards/arm/eoss3/quickfeather/scripts/Make.defs
index 07b033f55c..2415322210 100644
--- a/boards/arm/eoss3/quickfeather/scripts/Make.defs
+++ b/boards/arm/eoss3/quickfeather/scripts/Make.defs
@@ -27,13 +27,9 @@ ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
-ifeq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
-  ARCHCFLAGS += -nostdlib -ffreestanding
-  ARCHCXXFLAGS += -nostdlib -ffreestanding
-else
+ifneq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
   ARCHCFLAGS += -funwind-tables
   ARCHCXXFLAGS += -funwind-tables
-
 endif
 
 CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
diff --git a/boards/arm/stm32/nucleo-f446re/scripts/Make.defs b/boards/arm/stm32/nucleo-f446re/scripts/Make.defs
index 6fc3ce5bb1..619d5ed78d 100644
--- a/boards/arm/stm32/nucleo-f446re/scripts/Make.defs
+++ b/boards/arm/stm32/nucleo-f446re/scripts/Make.defs
@@ -25,12 +25,6 @@ include $(TOPDIR)/arch/arm/src/armv7-m/Toolchain.defs
 LDSCRIPT = f446re.ld
 ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 
-
-ifeq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
-  ARCHCFLAGS += -nostdlib -ffreestanding
-  ARCHCXXFLAGS += -nostdlib -ffreestanding
-endif
-
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
 CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
diff --git a/boards/arm/stm32/nucleo-f4x1re/scripts/Make.defs b/boards/arm/stm32/nucleo-f4x1re/scripts/Make.defs
index 9af55224b8..df249aefa1 100644
--- a/boards/arm/stm32/nucleo-f4x1re/scripts/Make.defs
+++ b/boards/arm/stm32/nucleo-f4x1re/scripts/Make.defs
@@ -30,12 +30,6 @@ endif
 
 ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 
-
-ifeq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
-  ARCHCFLAGS += -nostdlib -ffreestanding
-  ARCHCXXFLAGS += -nostdlib -ffreestanding
-endif
-
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
 CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
diff --git a/boards/arm/stm32/stm32f4discovery/scripts/Make.defs b/boards/arm/stm32/stm32f4discovery/scripts/Make.defs
index 139e5d7db8..1145555684 100644
--- a/boards/arm/stm32/stm32f4discovery/scripts/Make.defs
+++ b/boards/arm/stm32/stm32f4discovery/scripts/Make.defs
@@ -27,13 +27,9 @@ ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
-ifeq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
-  ARCHCFLAGS += -nostdlib -ffreestanding
-  ARCHCXXFLAGS += -nostdlib -ffreestanding
-else
+ifneq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
   ARCHCFLAGS += -funwind-tables
   ARCHCXXFLAGS += -funwind-tables
-
 endif
 
 CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
diff --git a/boards/arm/stm32f7/stm32f746g-disco/scripts/Make.defs b/boards/arm/stm32f7/stm32f746g-disco/scripts/Make.defs
index c737e40afd..6c6677c9d7 100644
--- a/boards/arm/stm32f7/stm32f746g-disco/scripts/Make.defs
+++ b/boards/arm/stm32f7/stm32f746g-disco/scripts/Make.defs
@@ -25,11 +25,6 @@ include $(TOPDIR)/arch/arm/src/armv7-m/Toolchain.defs
 LDSCRIPT = flash.ld
 ARCHSCRIPT += $(BOARD_DIR)$(DELIM)scripts$(DELIM)$(LDSCRIPT)
 
-ifeq ($(CONFIG_ARMV7M_TOOLCHAIN_CLANG),y)
-  ARCHCFLAGS += -nostdlib -ffreestanding
-  ARCHCXXFLAGS += -nostdlib -ffreestanding
-endif
-
 ARCHPICFLAGS = -fpic -msingle-pic-base -mpic-register=r10
 
 CFLAGS := $(ARCHCFLAGS) $(ARCHOPTIMIZATION) $(ARCHCPUFLAGS) $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS) -pipe
diff --git a/boards/mips/pic32mz/chipkit-wifire/scripts/Make.defs b/boards/mips/pic32mz/chipkit-wifire/scripts/Make.defs
index 17db328f18..4b9ec1299a 100644
--- a/boards/mips/pic32mz/chipkit-wifire/scripts/Make.defs
+++ b/boards/mips/pic32mz/chipkit-wifire/scripts/Make.defs
@@ -66,7 +66,5 @@ CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
 AFLAGS := $(CFLAGS) -D__ASSEMBLY__
 
 ifeq ($(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPL_XC32),y)
-  LDFLAGS = -nostdlib --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
-else
-  LDFLAGS = # -no-isn32 --relax
+  LDFLAGS += --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
 endif
diff --git a/boards/mips/pic32mz/flipnclick-pic32mz/scripts/Make.defs b/boards/mips/pic32mz/flipnclick-pic32mz/scripts/Make.defs
index 34cb7632db..5b2716a593 100644
--- a/boards/mips/pic32mz/flipnclick-pic32mz/scripts/Make.defs
+++ b/boards/mips/pic32mz/flipnclick-pic32mz/scripts/Make.defs
@@ -66,7 +66,5 @@ CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
 AFLAGS := $(CFLAGS) -D__ASSEMBLY__
 
 ifeq ($(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPL_XC32),y)
-  LDFLAGS = -nostdlib --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
-else
-  LDFLAGS = # -no-isn32 --relax
+  LDFLAGS += --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
 endif
diff --git a/boards/mips/pic32mz/pic32mz-starterkit/scripts/Make.defs b/boards/mips/pic32mz/pic32mz-starterkit/scripts/Make.defs
index c642c34eff..c5a5ea4620 100644
--- a/boards/mips/pic32mz/pic32mz-starterkit/scripts/Make.defs
+++ b/boards/mips/pic32mz/pic32mz-starterkit/scripts/Make.defs
@@ -66,7 +66,5 @@ CPPFLAGS := $(ARCHINCLUDES) $(ARCHDEFINES) $(EXTRAFLAGS)
 AFLAGS := $(CFLAGS) -D__ASSEMBLY__
 
 ifeq ($(CONFIG_MIPS32_TOOLCHAIN_MICROCHIPL_XC32),y)
-  LDFLAGS = -nostdlib --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
-else
-  LDFLAGS = # -no-isn32 --relax
+  LDFLAGS += --defsym=__MPLAB_BUILD=1 --defsym=__MPLAB_DEBUG=1 --defsym=__DEBUG=1 --defsym=__MPLAB_DEBUGGER_PK3=1 --defsym=_min_heap_size=0
 endif
diff --git a/boards/sparc/bm3803/xx3803/scripts/Make.defs b/boards/sparc/bm3803/xx3803/scripts/Make.defs
index 8b51f01555..aa6edef35c 100644
--- a/boards/sparc/bm3803/xx3803/scripts/Make.defs
+++ b/boards/sparc/bm3803/xx3803/scripts/Make.defs
@@ -38,9 +38,3 @@ CXXELFFLAGS = $(CXXFLAGS)
 
 LDELFFLAGS = -r -e main
 LDELFFLAGS += -T $(call CONVERT_PATH,$(TOPDIR)/boards/$(CONFIG_ARCH)/$(CONFIG_ARCH_CHIP)/$(CONFIG_ARCH_BOARD)/scripts/gnu-elf.ld)
-
-# Linker flags
-
-ifneq ($(CROSSDEV),sparc-nuttx-elf-)
-  LDFLAGS += -nostartfiles -nodefaultlibs
-endif
\ No newline at end of file