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Bug 1556980 - llvm-config --cflags outputs options that clang doesn't understand
Summary: llvm-config --cflags outputs options that clang doesn't understand
Keywords:
Status: CLOSED RAWHIDE
Alias: None
Product: Fedora
Classification: Fedora
Component: llvm
Version: rawhide
Hardware: x86_64
OS: Linux
unspecified
unspecified
Target Milestone: ---
Assignee: Tom Stellard
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks: 1555764
TreeView+ depends on / blocked
 
Reported: 2018-03-15 16:40 UTC by Thomas Sailer
Modified: 2018-04-05 14:32 UTC (History)
9 users (show)

Fixed In Version: llvm-6.0.0-7.fc29
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2018-04-05 14:32:38 UTC
Type: Bug
Embargoed:

Attachments (Terms of Use)

Description Thomas Sailer 2018-03-15 16:40:20 UTC 
Description of problem:
llvm-config{,-64} --cflags
outputs among other options -mcet -fcf-protection, but when fed into clang, clang doesn't understand them
clang-6.0: error: unknown argument: '-mcet'
clang-6.0: error: unknown argument: '-fcf-protection'


Version-Release number of selected component (if applicable):
llvm-devel-6.0.0-3.fc29.x86_64

How reproducible:
always

Steps to Reproduce:
1.clang -c `llvm-config --cflags` -o hello.o hello.c

Actual results:
clang-6.0: error: unknown argument: '-mcet'
clang-6.0: error: unknown argument: '-fcf-protection'

Expected results:
hello.o produced
Comment 1 Tom Stellard 2018-03-17 00:14:20 UTC 
This is fixed in rawhide with llvm-6.0.0-7.fc29.
Comment 2 Thomas Sailer 2018-03-19 20:14:16 UTC 
Thanks!

What about fc28?
Comment 3 Tom Stellard 2018-03-19 20:16:42 UTC 
It plan to fix it in fc28, I will include it in my next update for f28 once
https://bodhi.fedoraproject.org/updates/FEDORA-2018-689de58112 has gone to stable.
Comment 4 Fedora Update System 2018-04-02 14:20:59 UTC 
pocl-1.1-2.fc28 lldb-6.0.0-3.fc28 clang-6.0.0-5.fc28 llvm-6.0.0-11.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-02c4091319
Comment 5 Fedora Update System 2018-04-03 15:56:54 UTC 
clang-6.0.0-5.fc28, lldb-6.0.0-3.fc28, llvm-6.0.0-11.fc28, mesa-18.0.0-2.fc28.1, pocl-1.1-2.fc28 has been pushed to the Fedora 28 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-02c4091319
Comment 6 Fedora Update System 2018-04-03 23:24:44 UTC 
clang-6.0.0-5.fc28 lldb-6.0.0-3.fc28 llvm-6.0.0-11.fc28 mesa-18.0.0-3.fc28 pocl-1.1-2.fc28 has been submitted as an update to Fedora 28. https://bodhi.fedoraproject.org/updates/FEDORA-2018-02c4091319
Comment 7 Fedora Update System 2018-04-04 18:34:48 UTC 
clang-6.0.0-5.fc28, lldb-6.0.0-3.fc28, llvm-6.0.0-11.fc28, mesa-18.0.0-3.fc28, pocl-1.1-2.fc28 has been pushed to the Fedora 28 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2018-02c4091319
Comment 8 Fedora Update System 2018-04-05 11:47:32 UTC 
clang-6.0.0-5.fc28, lldb-6.0.0-3.fc28, llvm-6.0.0-11.fc28, mesa-18.0.0-3.fc28, pocl-1.1-2.fc28 has been pushed to the Fedora 28 stable repository. If problems still persist, please make note of it in this bug report.
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