Auto merge of #90175 - cuviper:min-llvm-12, r=nagisa

Update the minimum external LLVM to 12

With this change, we'll have stable support for LLVM 12 and 13.
For reference, the previous increase to LLVM 10 was #83387,
and this replaces the pending increase to LLVM 11 in #90062.

r? `@nagisa` `@nikic`

1 files changed, 0 insertions, 7 deletions

diff --git a/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
index 35cca04b20f..8cd2bd12450 100644
--- a/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
@@ -98,10 +98,7 @@ extern "C" void LLVMRustCoverageWriteMapSectionNameToString(LLVMModuleRef M,
 
 extern "C" void LLVMRustCoverageWriteFuncSectionNameToString(LLVMModuleRef M,
                                                              RustStringRef Str) {
-#if LLVM_VERSION_GE(11, 0)
   WriteSectionNameToString(M, IPSK_covfun, Str);
-// else do nothing; the `Version` check will abort codegen on the Rust side
-#endif
 }
 
 extern "C" void LLVMRustCoverageWriteMappingVarNameToString(RustStringRef Str) {
@@ -111,9 +108,5 @@ extern "C" void LLVMRustCoverageWriteMappingVarNameToString(RustStringRef Str) {
 }
 
 extern "C" uint32_t LLVMRustCoverageMappingVersion() {
-#if LLVM_VERSION_GE(11, 0)
   return coverage::CovMapVersion::Version4;
-#else
-  return coverage::CovMapVersion::Version3;
-#endif
 }