rovka added a comment.
I just realized I haven't pestered you enough about testing :) Can you add a
test that -O4 indeed warns and uses -O3? Also, the summary says this should
work in both the compilation and the frontend driver, but you're only testing
with %flang_fc1.
================
Comment at: flang/test/Driver/default-optimization-pipelines.f90:1
+! Verify that`-O{n}` is indeed taken into account when defining the LLVM
optimization/middle-end pass pass pipeline.
+
----------------
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D128043/new/
https://reviews.llvm.org/D128043
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