commit:     6df80059bd5c0eb22d682642b7b0d1e1a8a0a736
Author:     Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
AuthorDate: Tue Jun 23 07:33:29 2020 +0000
Commit:     Sergei Trofimovich <slyfox <AT> gentoo <DOT> org>
CommitDate: Tue Jun 23 07:33:48 2020 +0000
URL:        https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=6df80059

app-forensics/honggfuzz: fail in pkg_pretend() on clang

honggfuzz needs destructor implementation in C.
On gcc it uses __attribute__((cleanup(. On clang it uses -fblocks.

Gentoo's sys-libs/compiler-rt does not provide runtime support
library for -fblocks on clang making them effectively unusable.

Fail at pkg_pretend() for now.

Reported-by: Agostino Sarubbo
Bug: https://bugs.gentoo.org/729256
Package-Manager: Portage-2.3.101, Repoman-2.3.22
Signed-off-by: Sergei Trofimovich <slyfox <AT> gentoo.org>

 app-forensics/honggfuzz/honggfuzz-2.2-r1.ebuild | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/app-forensics/honggfuzz/honggfuzz-2.2-r1.ebuild 
b/app-forensics/honggfuzz/honggfuzz-2.2-r1.ebuild
index cb8aa248061..31cf4b0e944 100644
--- a/app-forensics/honggfuzz/honggfuzz-2.2-r1.ebuild
+++ b/app-forensics/honggfuzz/honggfuzz-2.2-r1.ebuild
@@ -33,6 +33,12 @@ PATCHES=(
        "${FILESDIR}"/${PN}-2.0-no-werror.patch
 )
 
+pkg_pretend() {
+       if tc-is-clang; then
+               die "${P} does not work on clang due to incomplete -fblock 
support: https://bugs.gentoo.org/729256. Please try gcc."
+       fi
+}
+
 src_prepare() {
        default
        tc-export AR CC

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