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| author | Nick Lewycky <nicholas@mxc.ca> | 2014-01-27 10:47:44 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2014-01-27 10:47:44 +0000 |
| commit | 629199ccb30ae73fb9325516bcbb056b3f40f413 (patch) | |
| tree | ce2f9efb2422447f89f640d3a039912d2f6b5fcd /llvm/test/Analysis/ScalarEvolution/fold.ll | |
| parent | 5ff8579ced10386d8fb5069946bb7d67b58dea3d (diff) | |
| download | bcm5719-llvm-629199ccb30ae73fb9325516bcbb056b3f40f413.tar.gz bcm5719-llvm-629199ccb30ae73fb9325516bcbb056b3f40f413.zip | |
Fix crasher introduced in r200203 and caught by a libc++ buildbot. Don't assume that getMulExpr returns a SCEVMulExpr, it may have simplified it to something else!
llvm-svn: 200210
Diffstat (limited to 'llvm/test/Analysis/ScalarEvolution/fold.ll')
| -rw-r--r-- | llvm/test/Analysis/ScalarEvolution/fold.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/llvm/test/Analysis/ScalarEvolution/fold.ll b/llvm/test/Analysis/ScalarEvolution/fold.ll index 84b657050c5..ab5742557b3 100644 --- a/llvm/test/Analysis/ScalarEvolution/fold.ll +++ b/llvm/test/Analysis/ScalarEvolution/fold.ll @@ -77,3 +77,12 @@ define void @test5(i32 %i) { ; CHECK: --> (-2147483648 * (%i /u -2147483648)) ret void } + +define void @test6(i8 %x) { +; CHECK-LABEL: @test6 + %A = zext i8 %x to i16 + %B = shl nuw i16 %A, 8 + %C = and i16 %B, -2048 +; CHECK: --> (2048 * ((zext i8 %x to i16) /u 8)) + ret void +} |
