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authorAbid Qadeer <haqadeer@amd.com>2025-09-15 15:57:33 +0100
committerGitHub <noreply@github.com>2025-09-15 15:57:33 +0100
commit99ec5b95da4fa4e32cf9854513413510d48781f6 (patch)
treec66da2d2ce1f46fad681c238aec361a85cfab6c5 /flang/lib/Frontend/CompilerInvocation.cpp
parent0cca9e4baa0073a5a6f46b1b09dbd6ed290ae619 (diff)
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[flang][driver] Support -gdwarf-N option. (#158314)
This PR adds the support for -gdwarf-N option where allows user to choose the version of the dwarf. Currently N can be 2, 3, 4, or 5. This is only the driver part of the change. Later PRs will propogate it to the IR. Fixes https://github.com/llvm/llvm-project/issues/112910.
Diffstat (limited to 'flang/lib/Frontend/CompilerInvocation.cpp')
-rw-r--r--flang/lib/Frontend/CompilerInvocation.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/flang/lib/Frontend/CompilerInvocation.cpp b/flang/lib/Frontend/CompilerInvocation.cpp
index 4f42fbd..a00e568 100644
--- a/flang/lib/Frontend/CompilerInvocation.cpp
+++ b/flang/lib/Frontend/CompilerInvocation.cpp
@@ -157,6 +157,10 @@ static bool parseDebugArgs(Fortran::frontend::CodeGenOptions &opts,
clang::DiagnosticsEngine::Warning, "Unsupported debug option: %0");
diags.Report(debugWarning) << arg->getValue();
}
+ // The default value of 2 here is to match clang.
+ opts.DwarfVersion =
+ getLastArgIntValue(args, clang::driver::options::OPT_dwarf_version_EQ,
+ /*Default=*/2, diags);
}
return true;
}