[packages/openjdk9] disable auto vectorization on %arm32_with_neon and gcc >= 12

[atler]

commit 1a99ed6d4711d8a3c61afaea51fb816b63324df2
Author: Jan Palus <atler at pld-linux.org>
Date:   Mon Jul 24 15:58:02 2023 +0200

    disable auto vectorization on %arm32_with_neon and gcc >= 12
    
    gcc 12 enables by default auto vectorization with -O2 however on neon
    capable arm 32-bit archs this produces segfaulting binary (seems to be
    fine on x86/aarch64 though)

 openjdk9.spec | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
---
diff --git a/openjdk9.spec b/openjdk9.spec
index 53aac2f..a12add6 100644
--- a/openjdk9.spec
+++ b/openjdk9.spec
@@ -76,7 +76,7 @@ BuildRequires:	lsb-release
 BuildRequires:	pcsc-lite-devel
 BuildRequires:	pkgconfig
 BuildRequires:	rpm-build >= 4.6
-BuildRequires:	rpmbuild(macros) >= 1.557
+BuildRequires:	rpmbuild(macros) >= 2.007
 BuildRequires:	unzip
 BuildRequires:	util-linux
 BuildRequires:	xorg-lib-libX11-devel
@@ -127,6 +127,12 @@ BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 # openjdk build system handles _FORTIFY_SOURCE internally
 %undefine	_fortify_cflags
 
+%if %{_ver_ge %(rpm -q --qf='%%{VERSION}' gcc) 12}
+%ifarch %arm32_with_neon
+%define		specflags_arm	-fno-tree-vectorize
+%endif
+%endif
+
 %description
 Open-source implementation of the Java Platform, Standard Edition.
 
================================================================

---- gitweb:

http://git.pld-linux.org/gitweb.cgi/packages/openjdk9.git/commitdiff/1a99ed6d4711d8a3c61afaea51fb816b63324df2