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Diffstat (limited to 'tests/assembly/dwarf-mixed-versions-lto.rs')
| -rw-r--r-- | tests/assembly/dwarf-mixed-versions-lto.rs | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tests/assembly/dwarf-mixed-versions-lto.rs b/tests/assembly/dwarf-mixed-versions-lto.rs new file mode 100644 index 00000000000..5b8e5ff4f4a --- /dev/null +++ b/tests/assembly/dwarf-mixed-versions-lto.rs @@ -0,0 +1,19 @@ +// This test ensures that if LTO occurs between crates with different DWARF versions, we +// will choose the highest DWARF version for the final binary. This matches Clang's behavior. + +//@ only-linux +//@ aux-build:dwarf-mixed-versions-lto-aux.rs +//@ compile-flags: -C lto -g -Zdwarf-version=5 +//@ assembly-output: emit-asm +//@ no-prefer-dynamic + +extern crate dwarf_mixed_versions_lto_aux; + +fn main() { + dwarf_mixed_versions_lto_aux::check_is_even(&0); +} + +// CHECK: .section .debug_info +// CHECK-NOT: {{\.(short|hword)}} 2 +// CHECK-NOT: {{\.(short|hword)}} 4 +// CHECK: {{\.(short|hword)}} 5 |