gcc/testsuite/gcc.target/arm/pr42235.c

   1 /* { dg-options "-mthumb -O2" }  */
   2 /* { dg-require-effective-target arm_thumb1_ok } */
   3 /* { dg-final { scan-assembler-not "add\[\\t \]*r.,\[\\t \]*r.,\[\\t \]*\#1" } } */
   4 /* { dg-final { scan-assembler-not "add\[\\t \]*r.,\[\\t \]*\#1" } } */
   5
   6 #include <string.h>
   7
   8 int foo (char *x)
   9 {
  10   memset (x, 0, 6);
  11 }