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| author | Aldy Hernandez <aldyh@redhat.com> | 2021-11-13 12:16:40 +0100 |
|---|---|---|
| committer | Aldy Hernandez <aldyh@redhat.com> | 2021-11-15 17:31:50 +0100 |
| commit | 6c29c9d6a7d80ece7e08eb546ca4a1ba1430a9b3 (patch) | |
| tree | 8ab93363ee08ab07a33ed103fbc4d0f799114a30 /gcc/testsuite/gcc.dg | |
| parent | 82ec4cb3c43c7429be6b902d96770a6435fa068b (diff) | |
| download | gcc-6c29c9d6a7d80ece7e08eb546ca4a1ba1430a9b3.zip gcc-6c29c9d6a7d80ece7e08eb546ca4a1ba1430a9b3.tar.gz gcc-6c29c9d6a7d80ece7e08eb546ca4a1ba1430a9b3.tar.bz2 | |
Drop tree overflow in irange setter.
Drop meaningless overflow that may creep into the IL.
gcc/ChangeLog:
PR tree-optimization/103207
* value-range.cc (irange::set): Drop overflow.
gcc/testsuite/ChangeLog:
* gcc.dg/pr103207.c: New test.
Diffstat (limited to 'gcc/testsuite/gcc.dg')
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr103207.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr103207.c b/gcc/testsuite/gcc.dg/pr103207.c new file mode 100644 index 0000000..69c0f55 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr103207.c @@ -0,0 +1,15 @@ +// { dg-do compile } +// { dg-options "-O2 --param case-values-threshold=1 -w" } + +int f (int i) +{ + switch (i) { + case 2147483647: + return 1; + case 9223372036854775807L: + return 2; + case (2147483647*4)%4: + return 4; + } + return 0; +} |