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author | marha <marha@users.sourceforge.net> | 2015-03-05 22:17:40 +0100 |
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committer | marha <marha@users.sourceforge.net> | 2015-03-05 22:17:40 +0100 |
commit | 8574eba804031f6b19713f0b02952280730bf62e (patch) | |
tree | 9afa4d6fe299d43ab7e580dc08a5547120274561 /mesalib/src/mesa/drivers/common/meta_blit.c | |
parent | eef70231353a6103f47fcae88a6e89e765e5cd47 (diff) | |
download | vcxsrv-8574eba804031f6b19713f0b02952280730bf62e.tar.gz vcxsrv-8574eba804031f6b19713f0b02952280730bf62e.tar.bz2 vcxsrv-8574eba804031f6b19713f0b02952280730bf62e.zip |
fontconfig mesa git update 5 Mar 2015
Diffstat (limited to 'mesalib/src/mesa/drivers/common/meta_blit.c')
-rw-r--r-- | mesalib/src/mesa/drivers/common/meta_blit.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mesalib/src/mesa/drivers/common/meta_blit.c b/mesalib/src/mesa/drivers/common/meta_blit.c index 3406be1ed..bb2164276 100644 --- a/mesalib/src/mesa/drivers/common/meta_blit.c +++ b/mesalib/src/mesa/drivers/common/meta_blit.c @@ -82,7 +82,7 @@ setup_glsl_msaa_blit_scaled_shader(struct gl_context *ctx, y_scale = samples * 0.5; /* We expect only power of 2 samples in source multisample buffer. */ - assert((samples & (samples - 1)) == 0); + assert(samples > 0 && (samples & (samples - 1)) == 0); while (samples >> (shader_offset + 1)) { shader_offset++; } @@ -133,6 +133,8 @@ setup_glsl_msaa_blit_scaled_shader(struct gl_context *ctx, sample_map = ctx->Const.SampleMap8x; break; default: + sample_number = NULL; + sample_map = NULL; _mesa_problem(ctx, "Unsupported sample count %d\n", samples); unreachable("Unsupported sample count"); } @@ -261,7 +263,7 @@ setup_glsl_msaa_blit_shader(struct gl_context *ctx, } /* We expect only power of 2 samples in source multisample buffer. */ - assert((samples & (samples - 1)) == 0); + assert(samples > 0 && (samples & (samples - 1)) == 0); while (samples >> (shader_offset + 1)) { shader_offset++; } |