go.bbclass: Add `-trimpath` to default build flags

The `-trimpath` option is important for reproducible builds so full
build paths and module paths are not embedded.

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit e3df027b3697b6a92b417bba8d442a5bd15525fd)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/meta/classes/go.bbclass b/meta/classes/go.bbclass
index c99689ac593c558172c2971756f8ed4a88bab6a1..a9e31b50ea5fb5b4c118e1dc43ec5294fc6c1975 100644 (file)
--- a/meta/classes/go.bbclass
+++ b/meta/classes/go.bbclass
@@ -41,7 +41,7 @@ GO_EXTLDFLAGS ?= "${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS} ${GO_RPATH_LINK} ${LDFLAGS
 GO_LINKMODE ?= ""
 GO_LINKMODE_class-nativesdk = "--linkmode=external"
 GO_LDFLAGS ?= '-ldflags="${GO_RPATH} ${GO_LINKMODE} -extldflags '${GO_EXTLDFLAGS}'"'
-export GOBUILDFLAGS ?= "-v ${GO_LDFLAGS}"
+export GOBUILDFLAGS ?= "-v ${GO_LDFLAGS} -trimpath"
 export GOPATH_OMIT_IN_ACTIONID ?= "1"
 export GOPTESTBUILDFLAGS ?= "${GOBUILDFLAGS} -c"
 export GOPTESTFLAGS ?= ""