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author | Brian <brian@yutani.localnet.net> | 2007-01-17 18:21:00 -0700 |
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committer | Brian <brian@yutani.localnet.net> | 2007-01-17 18:21:00 -0700 |
commit | 272622a2e016c2e378efd64f22b5e37e342a1f48 (patch) | |
tree | b462afcf75f65af2acedee9f9f8aa12876693da8 /src | |
parent | 2585b74e190585962da6f0a67c3b1ce830009f82 (diff) |
do bounds check in _slang_push_var_table(), added comment
Diffstat (limited to 'src')
-rw-r--r-- | src/mesa/shader/slang/slang_vartable.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mesa/shader/slang/slang_vartable.c b/src/mesa/shader/slang/slang_vartable.c index f9121f740b..6d2b4369d9 100644 --- a/src/mesa/shader/slang/slang_vartable.c +++ b/src/mesa/shader/slang/slang_vartable.c @@ -32,6 +32,8 @@ struct slang_var_table_ /** * Create new table, put at head, return ptr to it. + * XXX we should take a maxTemps parameter to indicate how many temporaries + * are available for the current shader/program target. */ slang_var_table * _slang_push_var_table(slang_var_table *parent) @@ -139,7 +141,7 @@ alloc_reg(slang_var_table *t, GLint size, GLboolean isTemp) for (i = 0; i < MAX_PROGRAM_TEMPS; i++) { GLuint found = 0; for (j = 0; j < sz4; j++) { - if (!t->temps[i + j]) { + if (i + j < MAX_PROGRAM_TEMPS && !t->temps[i + j]) { found++; } else { |