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| author | Jun Ma <JunMa@linux.alibaba.com> | 2019-05-17 10:13:29 +0000 |
|---|---|---|
| committer | Jun Ma <junma@gcc.gnu.org> | 2019-05-17 10:13:29 +0000 |
| commit | 35ee7f54686d7cba0feb5c1750ae4071db252000 (patch) | |
| tree | 06f06bb510860b44904641c6612317c8868a8717 | |
| parent | f4debcd1e8d88a21123903268a648d0cf3a7e35d (diff) | |
| download | gcc-35ee7f54686d7cba0feb5c1750ae4071db252000.zip gcc-35ee7f54686d7cba0feb5c1750ae4071db252000.tar.gz gcc-35ee7f54686d7cba0feb5c1750ae4071db252000.tar.bz2 | |
re PR tree-optimization/90106 (builtin sqrt() ignoring libm's sqrt call result)
PR tree-optimization/90106
* gcc.dg/cdce3.c: New test.
From-SVN: r271319
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/cdce3.c | 11 |
2 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index f6dd06d..053a949 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-05-17 Jun Ma <JunMa@linux.alibaba.com> + + PR tree-optimization/90106 + * gcc.dg/cdce3.c: New test. + 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com> * gcc.target/s390/zvector/vec-sldw.c: New test. diff --git a/gcc/testsuite/gcc.dg/cdce3.c b/gcc/testsuite/gcc.dg/cdce3.c new file mode 100644 index 0000000..8a74379 --- /dev/null +++ b/gcc/testsuite/gcc.dg/cdce3.c @@ -0,0 +1,11 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fmath-errno -fdump-tree-cdce-details -fdump-tree-optimized" } */ +/* { dg-final { scan-tree-dump "cdce3.c:9: \[^\n\r]* function call is shrink-wrapped into error conditions\." "cdce" } } */ +/* { dg-final { scan-tree-dump "sqrtf \\(\[^\n\r]*\\); \\\[tail call\\\]" "optimized" } } */ + +float sqrtf (float); +float foo (float x) +{ + return sqrtf (x); +} + |