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Bug 797021 - Allow unsigned start parameter in NS_FOR_VISIBLE_BACKGROUND_LAYERS_BACK_TO_FRONT_WITH_RANGE. r=me

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This was causing build failures on debug builds, as unsigned compare >= 0 is
always true.
This commit is contained in:
Chris Lord 2012-11-02 09:28:03 +00:00
parent eaa5d104cb
commit b7ee822a90
1 changed files with 1 additions and 1 deletions
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2
layout/style/nsStyleStruct.h
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@ -489,7 +489,7 @@ struct nsStyleBackground {
#define NS_FOR_VISIBLE_BACKGROUND_LAYERS_BACK_TO_FRONT(var_, stylebg_) \
for (uint32_t var_ = (stylebg_) ? (stylebg_)->mImageCount : 1; var_-- != 0; )
#define NS_FOR_VISIBLE_BACKGROUND_LAYERS_BACK_TO_FRONT_WITH_RANGE(var_, stylebg_, start_, count_) \
NS_ASSERTION((start_) >= 0 && (uint32_t)(start_) < ((stylebg_) ? (stylebg_)->mImageCount : 1), "Invalid layer start!"); \
NS_ASSERTION((int32_t)(start_) >= 0 && (uint32_t)(start_) < ((stylebg_) ? (stylebg_)->mImageCount : 1), "Invalid layer start!"); \
NS_ASSERTION((count_) > 0 && (count_) <= (start_) + 1, "Invalid layer range!"); \
for (uint32_t var_ = (start_) + 1; var_-- != (uint32_t)((start_) + 1 - (count_)); )