[llvm-bugs] [Bug 24940] New: clang 2X slower than gcc compiling lld/ELF/Writer.cpp

[via llvm-bugs]

https://llvm.org/bugs/show_bug.cgi?id=24940

            Bug ID: 24940
           Summary: clang 2X slower than gcc compiling lld/ELF/Writer.cpp
           Product: new-bugs
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: rafael.espindola at gmail.com
                CC: llvm-bugs at lists.llvm.org
    Classification: Unclassified

Created attachment 14936
  --> https://llvm.org/bugs/attachment.cgi?id=14936&action=edit
.ii file

The times I got were

clang -O0: 0m2.394s
clang -O1: 0m4.640s
clang -O2: 0m9.793s
clang -Os: 0m7.051s
clang -O3: 0m11.771s

gcc -O0: 0m3.576s
gcc -O1: 0m3.810s
gcc -O2: 0m4.688s
gcc -Os: 0m4.171s
gcc -O3: 0m5.154s

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