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.dg/tree-ssa/pr20739.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.dg/tree-ssa/pr20739.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr20739.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr20739.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr20739.c new file mode 100644 index 000000000..c1e7b58e3 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/pr20739.c @@ -0,0 +1,24 @@ +/* PR middle-end/20739 */ + +/* dg-do compile */ +/* dg-options "-O" */ + +/* We used to fail to compile this because gimplification dropped the + conversion that added the const qualifier to the sub-expression + involving baz, and then immediately noticed and reported its + absence. */ + +typedef struct +{ + char chars[5]; +} +baz_t; + +extern baz_t * baz; + +extern void foo (baz_t); +int +bar (const baz_t * ls) +{ + foo (ls == 0 ? *(&baz[0]) : *ls); +} |