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Provide basic type safety for array_pod_sort comparators.

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This makes using array_pod_sort significantly safer. The implementation relies
on function pointer casting but that should be safe as we're dealing with void*
here.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191175 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2013-09-22 14:09:50 +00:00
parent 7f80b75b96
commit 0d293e45b6
11 changed files with 38 additions and 42 deletions
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lib/MC/MCELFObjectTargetWriter.cpp
+3 -3
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@@ -42,9 +42,9 @@ const MCSymbol *MCELFObjectTargetWriter::undefinedExplicitRelSym(const MCValue &
// ELF doesn't require relocations to be in any order. We sort by the r_offset,
// just to match gnu as for easier comparison. The use type and index is an
// arbitrary way of making the sort deterministic.
static int cmpRel(const void *AP, const void *BP) {
const ELFRelocationEntry &A = *(const ELFRelocationEntry *)AP;
const ELFRelocationEntry &B = *(const ELFRelocationEntry *)BP;
static int cmpRel(const ELFRelocationEntry *AP, const ELFRelocationEntry *BP) {
const ELFRelocationEntry &A = *AP;
const ELFRelocationEntry &B = *BP;
if (A.r_offset != B.r_offset)
return B.r_offset - A.r_offset;
if (B.Type != A.Type)