[PATCH] Allow case-insensitive values for -mcpu for ARM in line with GCC.

[Renato Golin]

REPOSITORY
  rL LLVM

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Comment at: lib/Driver/Tools.cpp:5750
@@ -5749,3 +5749,3 @@
 /// getARMTargetCPU - Get the (LLVM) name of the ARM cpu we are targeting.
-StringRef arm::getARMTargetCPU(const ArgList &Args,
+std::string arm::getARMTargetCPU(const ArgList &Args,
                                const llvm::Triple &Triple) {
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Don't you need to change the type in the callers, too? Otherwise, the StringRef will refer to a temp variable that may disappear until it's used.

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Comment at: test/Driver/krait-cpu.c:8
@@ +7,2 @@
+// RUN: %clang -target arm-linux-gnueabi -mcpu=KRAIT -### -c %s 2>&1 | FileCheck -check-prefix=CHECK-CASE-INSENSITIVE-CPUV7A %s
+// CHECK-CASE-INSENSITIVE-CPUV7A: "-cc1"{{.*}} "-triple" "armv7-{{.*}}
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You don't need a new CHECK line type, you could have re-used CHECK-CPUV7A

http://reviews.llvm.org/D10162

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