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Bug 888023

Summary: [guru] sys-cluster/spectral-3.4.1-r1 fails to compile (CLANG-STRICTER-SYSTEM): trace_filter_OMP.1.2.c:494:14: error: call to undeclared function omp_get_max_threads; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-func
Product: GURU Reporter: Agostino Sarubbo <ago>
Component: Package issuesAssignee: Alessandro Barbieri <lssndrbarbieri>
Status: RESOLVED FIXED    
Severity: normal CC: guru-bugs
Priority: Normal    
Version: unspecified   
Hardware: All   
OS: Linux   
Whiteboard:
Package list:
Runtime testing required: ---
Bug Depends on:    
Bug Blocks: 870412    
Attachments: build.log

Description Agostino Sarubbo gentoo-dev 2022-12-22 17:19:08 UTC 
https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/

Issue: sys-cluster/spectral-3.4.1-r1 fails to compile (CLANG-STRICTER-SYSTEM).
Discovered on: amd64 (internal ref: guru_tinderbox)

NOTE:
(CLANG-STRICTER-SYSTEM) in the summary means that the bug was found on a machine that runs clang with stricter mode

This machine uses clang with CFLAGS/CXXFLAGS=-Werror=implicit-function-declaration -Werror=implicit-int -Werror=incompatible-function-pointer-types

See also:
https://archives.gentoo.org/gentoo-dev/message/dd9f2d3082b8b6f8dfbccb0639e6e240
https://wiki.gentoo.org/wiki/Modern_C_porting
Comment 1 Agostino Sarubbo gentoo-dev 2022-12-22 17:19:10 UTC 
Created attachment 844773 [details]
build.log

build log and emerge --info
Comment 2 Agostino Sarubbo gentoo-dev 2022-12-22 17:19:11 UTC 
Error(s) that match a know pattern in addition to what has been reported in the summary:


checking for libbsctools libraries placement... configure: WARNING: Cannot find libparavertraceconfig.a! Make sure that --with-libbsctools is pointing to the correct place.
checking for libbsctools... configure: WARNING: Cannot find some header files of the libbsctools! Make sure that --with-libbsctools is pointing to the correct place.
trace_filter_OMP.1.2.c:494:14: error: call to undeclared function 'omp_get_max_threads'; ISO C99 and later do not support implicit function declarations [-Werror,-Wimplicit-function-declaration]