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Diffstat (limited to 'src/compiler/glsl/ast.h')
| -rw-r--r-- | src/compiler/glsl/ast.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/compiler/glsl/ast.h b/src/compiler/glsl/ast.h index a1ec0d566f4..9b88ff51d48 100644 --- a/src/compiler/glsl/ast.h +++ b/src/compiler/glsl/ast.h @@ -474,7 +474,13 @@ enum { struct ast_type_qualifier { DECLARE_RALLOC_CXX_OPERATORS(ast_type_qualifier); - DECLARE_BITSET_T(bitset_t, 128); + /* Note: this bitset needs to have at least as many bits as the 'q' + * struct has flags, below. Previously, the size was 128 instead of 96. + * But an apparent bug in GCC 5.4.0 causes bad SSE code generation + * elsewhere, leading to a crash. 96 bits works around the issue. + * See https://bugs.freedesktop.org/show_bug.cgi?id=105497 + */ + DECLARE_BITSET_T(bitset_t, 96); union flags { struct { |