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llvm-project/llvm/test/Assembler/alias-redefinition.ll

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Don't crash on redefinitions. One error we were not deleting the alias or putting it in the Module. The end result is that there was an use left of the aliasee when the module was deleted. llvm-svn: 208447
2014-05-10 05:49:17 +08:00
; RUN: not llvm-as %s 2>&1 | FileCheck %s
AsmParser: Make the code for parsing unnamed aliases more closely resemble that for unnamed globals. This fixes parsing of forward references to unnamed aliases. While here, remove an unnecessary isa check. llvm-svn: 254054
2015-11-25 10:54:07 +08:00
; CHECK: error: redefinition of global '@bar'
Don't crash on redefinitions. One error we were not deleting the alias or putting it in the Module. The end result is that there was an use left of the aliasee when the module was deleted. llvm-svn: 208447
2014-05-10 05:49:17 +08:00
@foo = global i32 0
[opaque pointer type] Add textual IR support for explicit type parameter for global aliases update.py: import fileinput import sys import re alias_match_prefix = r"(.*(?:=|:|^)\s*(?:external |)(?:(?:private|internal|linkonce|linkonce_odr|weak|weak_odr|common|appending|extern_weak|available_externally) )?(?:default |hidden |protected )?(?:dllimport |dllexport )?(?:unnamed_addr |)(?:thread_local(?:\([a-z]*\))? )?alias" plain = re.compile(alias_match_prefix + r" (.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|addrspacecast|\[\[[a-zA-Z]|\{\{).*$)") cast = re.compile(alias_match_prefix + r") ((?:bitcast|inttoptr|addrspacecast)\s*\(.* to (.*?)(| addrspace\(\d+\) *)\*\)\s*(?:;.*)?$)") gep = re.compile(alias_match_prefix + r") ((?:getelementptr)\s*(?:inbounds)?\s*\((?P<type>.*), (?P=type)(?:\s*addrspace\(\d+\)\s*)?\* .*\)\s*(?:;.*)?$)") def conv(line): m = re.match(cast, line) if m: return m.group(1) + " " + m.group(3) + ", " + m.group(2) m = re.match(gep, line) if m: return m.group(1) + " " + m.group(3) + ", " + m.group(2) m = re.match(plain, line) if m: return m.group(1) + ", " + m.group(2) + m.group(3) + "*" + m.group(4) + "\n" return line for line in sys.stdin: sys.stdout.write(conv(line)) apply.sh: for name in "$@" do python3 `dirname "$0"`/update.py < "$name" > "$name.tmp" && mv "$name.tmp" "$name" rm -f "$name.tmp" done The actual commands: From llvm/src: find test/ -name *.ll | xargs ./apply.sh From llvm/src/tools/clang: find test/ -name *.mm -o -name *.m -o -name *.cpp -o -name *.c | xargs -I '{}' ../../apply.sh "{}" From llvm/src/tools/polly: find test/ -name *.ll | xargs ./apply.sh llvm-svn: 247378
2015-09-11 11:22:04 +08:00
@bar = alias i32, i32* @foo
@bar = alias i32, i32* @foo