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[llvm-size] Reject unknown radix values

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This addresses https://bugs.llvm.org/show_bug.cgi?id=39403 by making
-radix an enumeration option with 8, 10, and 16 as the only accepted
values.

Reviewed by: jhenderson, MaskRay

Differential Revision: https://reviews.llvm.org/D53799

Patch by Eugene Sharygin

llvm-svn: 345588
This commit is contained in:
James Henderson 2018-10-30 11:52:47 +00:00
parent 1961084522
commit 9e3b159286
1 changed files with 6 additions and 4 deletions
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10
tools/llvm-size/llvm-size.cpp
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@ -71,9 +71,11 @@ ArchFlags("arch", cl::desc("architecture(s) from a Mach-O file to dump"),
static bool ArchAll = false;
enum RadixTy { octal = 8, decimal = 10, hexadecimal = 16 };
static cl::opt<unsigned int>
Radix("radix", cl::desc("Print size in radix. Only 8, 10, and 16 are valid"),
cl::init(decimal));
static cl::opt<RadixTy> Radix(
"radix", cl::desc("Print size in radix"), cl::init(decimal),
cl::values(clEnumValN(octal, "8", "Print size in octal"),
clEnumValN(decimal, "10", "Print size in decimal"),
clEnumValN(hexadecimal, "16", "Print size in hexadecimal")));
static cl::opt<RadixTy>
RadixShort(cl::desc("Print size in radix:"),
@ -865,7 +867,7 @@ int main(int argc, char **argv) {
if (OutputFormatShort.getNumOccurrences())
OutputFormat = static_cast<OutputFormatTy>(OutputFormatShort);
if (RadixShort.getNumOccurrences())
Radix = RadixShort;
Radix = RadixShort.getValue();
for (unsigned i = 0; i < ArchFlags.size(); ++i) {
if (ArchFlags[i] == "all") {