master ed19ffc: * configure.ac: Clarify "smoke test" error message. (Bug#48804)

[Eli Zaretskii]

branch: master
commit ed19ffc346282e6d4dc63bcc90dd4d25910c6b6c
Author: Eli Zaretskii <eliz@gnu.org>
Commit: Eli Zaretskii <eliz@gnu.org>

    * configure.ac: Clarify "smoke test" error message.  (Bug#48804)
---
 configure.ac | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 8830e4b..fc00d98 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3785,9 +3785,11 @@ If you are sure you want Emacs be compiled without ELisp 
native compiler,
 pass the --without-nativecomp option to configure.])])
 
 AC_DEFUN([libgccjit_broken], [
-  AC_MSG_ERROR([The installed libgccjit did not pass the smoke test.
-You can verify it yourself by compiling:
+  AC_MSG_ERROR([The installed libgccjit failed to compile and run a test 
program using
+the libgccjit library; see config.log for the details of the failure.
+The test program can be found here:
 <https://gcc.gnu.org/onlinedocs/jit/intro/tutorial01.html>.
+You can try compiling it yourself to investigate the issues.
 Please report the issue to your distribution if libgccjit was installed through
 that.
 You can find the instructions on how to compile and install libgccjit from