* [Buildroot] [PATCH v2 1/1] package/gawk: Add upstream fix for systems without MPFR and GMP
@ 2026-10-03 10:16 Bernd Kuhls
2026-10-03 13:19 ` Thomas Petazzoni via buildroot
0 siblings, 1 reply; 2+ messages in thread
From: Bernd Kuhls @ 2026-10-03 10:16 UTC (permalink / raw)
To: buildroot
Fixes build error with host-gcc-final:
options.cc:27216:2: error: #error 0Wabsolute-value does not have a Var() flag
27216 | #error 0Wabsolute-value does not have a Var() flag
$ head -n1 output/build/host-gcc-final-16.2.0/build/gcc/options.cc
/* This file is auto-generated by optc-gen.awk. */
introduced by the bump of gawk to 5.4.1 with buildroot commit
aa3db5b4e15c8dd67914d58c8d03ae2df3c92cab.
Fixes:
https://autobuild.buildroot.net/results/672/6727e71716af3df8e2175a50740388bc669e5462/
Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
---
v2: fixed patch
...fix-for-systems-without-MPFR-and-GMP.patch | 63 +++++++++++++++++++
1 file changed, 63 insertions(+)
create mode 100644 package/gawk/0001-Workaround-fix-for-systems-without-MPFR-and-GMP.patch
diff --git a/package/gawk/0001-Workaround-fix-for-systems-without-MPFR-and-GMP.patch b/package/gawk/0001-Workaround-fix-for-systems-without-MPFR-and-GMP.patch
new file mode 100644
index 0000000000..f2377592c5
--- /dev/null
+++ b/package/gawk/0001-Workaround-fix-for-systems-without-MPFR-and-GMP.patch
@@ -0,0 +1,63 @@
+From 3cfe33f90aa3899dac3d4e933e3c1ee9ee21491d Mon Sep 17 00:00:00 2001
+From: "Arnold D. Robbins" <arnold@skeeve.com>
+Date: Tue, 14 Jul 2026 10:14:50 +0300
+Subject: [PATCH] Workaround fix for systems without MPFR and GMP.
+
+Upstream: https://cgit.git.savannah.gnu.org/cgit/gawk.git/commit/?id=bf85f8a3175af703597082d4c7e0abc2066a44d3
+https://lists.gnu.org/archive/html/bug-gawk/2026-10/msg00003.html
+
+Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
+---
+ awk.h | 23 ++++++++++++++---------
+ 1 file changed, 14 insertions(+), 9 deletions(-)
+
+diff --git a/awk.h b/awk.h
+index dbad0d810..f4a84300f 100644
+--- a/awk.h
++++ b/awk.h
+@@ -406,17 +406,24 @@ typedef struct exp_node {
+ } nodep;
+
+ struct {
+-#ifdef HAVE_MPFR
+ union {
+ AWKNUM fltnum;
++#ifdef HAVE_MPFR
+ mpfr_t mpnum;
+ mpz_t mpi;
+- } nm;
+- int rndmode;
+ #else
+- AWKNUM fltnum;
+- int for_alignment_only; // especially on 32-bit
+-#endif
++ // 7/2026:
++ // This is a workaround for systems that build
++ // gawk without MPFR and GMP. The NODE struct
++ // desperately needs to be refactored.
++#if SIZEOF_VOID_P == 4
++ char alignment[28];
++#else // SIZEOF_VOID_P != 4
++ char alignment[48];
++#endif // SIZEOF_VOID_P != 4
++#endif // HAVE_MPFR
++ } nm;
++ int rndmode; // only used for MPFR.
+ char *sp;
+ size_t slen;
+ int idx;
+@@ -561,10 +568,8 @@ typedef struct exp_node {
+ #ifdef HAVE_MPFR
+ #define mpg_numbr sub.val.nm.mpnum
+ #define mpg_i sub.val.nm.mpi
+-#define numbr sub.val.nm.fltnum
+-#else
+-#define numbr sub.val.fltnum
+ #endif
++#define numbr sub.val.nm.fltnum
+ #define typed_re sub.val.typre
+
+ /*
+--
+2.47.3
+
--
2.47.3
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2026-10-03 10:16 [Buildroot] [PATCH v2 1/1] package/gawk: Add upstream fix for systems without MPFR and GMP Bernd Kuhls
2026-10-03 13:19 ` Thomas Petazzoni via buildroot
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