diff options
author | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
---|---|---|
committer | Ben Cheng <bccheng@google.com> | 2014-03-25 22:37:19 -0700 |
commit | 1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch) | |
tree | c607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c | |
parent | 283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff) | |
download | toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.gz toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.tar.bz2 toolchain_gcc-1bc5aee63eb72b341f506ad058502cd0361f0d10.zip |
Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c new file mode 100644 index 000000000..805dab164 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/volatile-bitfields-4.c @@ -0,0 +1,30 @@ +/* { dg-require-effective-target arm_eabi } */ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ +/* { dg-final { scan-assembler-times "ldr\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */ +/* { dg-final { scan-assembler-times "str\[\\t \]+\[^\n\]*,\[\\t \]*\\\[\[^\n\]*\\\]" 2 } } */ +/* { dg-final { scan-assembler-not "strb" } } */ + +struct thing { + unsigned a: 8; + unsigned b: 8; + unsigned c: 8; + unsigned d: 8; +}; + +struct thing2 { + volatile unsigned a: 8; + volatile unsigned b: 8; + volatile unsigned c: 8; + volatile unsigned d: 8; +}; + +void test1(volatile struct thing *t) +{ + t->a = 5; +} + +void test2(struct thing2 *t) +{ + t->a = 5; +} |