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| author | Pierre-Eric Pelloux-Prayer <[email protected]> | 2019-08-28 10:56:52 +0200 |
|---|---|---|
| committer | Juan A. Suarez Romero <[email protected]> | 2019-08-30 07:39:55 +0000 |
| commit | 52aea45dbcacdc5fc974432e62b548d19f06e9bf (patch) | |
| tree | 6d41587ebe342919960c6700cafd8f2602a05594 /src/mesa/swrast/s_tritemp.h | |
| parent | 938adab8ea75dd473440efa8e7e8719982065eb1 (diff) | |
glsl: replace 'x + (-x)' with constant 0
This fixes a hang in shadertoy for radeonsi where a buffer was initialized with:
value -= value
with value being undefined.
In this case LLVM replace the operation with an assignment to NaN.
Cc: 19.1 19.2 <[email protected]>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=111241
Reviewed-by: Marek Olšák <[email protected]>
(cherry picked from commit 47cc660d9c19572e5ef2dce7c8ae1766a2ac9885)
Diffstat (limited to 'src/mesa/swrast/s_tritemp.h')
0 files changed, 0 insertions, 0 deletions