fix compiling error in Linux

bsp/lm4f232/rtconfig.py

@@ -44,7 +44,7 @@ if PLATFORM == 'gcc':
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
     CFLAGS = DEVICE 
-    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb,'
+    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lm4f.map,-cref,-u,Reset_Handler -T lm4f_rom.ld'
 
     CPATH = ''

bsp/stm32f40x/rtconfig.py

@@ -42,7 +42,7 @@ if PLATFORM == 'gcc':
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
     CFLAGS = DEVICE 
-    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb,'
+    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-stm32.map,-cref,-u,Reset_Handler -T stm32_rom.ld'
 
     CPATH = ''

bsp/xplorer4330/m4/rtconfig.py

@@ -48,7 +48,7 @@ if PLATFORM == 'gcc':
 
     DEVICE = ' -mcpu=cortex-m4 -mthumb -mfpu=fpv4-sp-d16 -mfloat-abi=softfp -ffunction-sections -fdata-sections'
     CFLAGS = DEVICE 
-    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb,'
+    AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
     LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lpc4330.map,-cref,-u,Reset_Handler -T lpc4330_xplorer_spifi32mb.ld'
 
     CPATH = ''