2 files changed, 26 insertions, 0 deletions
diff --git a/extra/firefox/PKGBUILD b/extra/firefox/PKGBUILD
index 96bfabae..6adbe422 100644
--- a/extra/firefox/PKGBUILD
+++ b/extra/firefox/PKGBUILD
@@ -219,3 +219,14 @@ eval "$(
       /export SOCORRO_SYMBOL_UPLOAD_TOKEN_FILE/,/fi/{s/\(.*\)/#\1/g}
     '
 )"
+
+# 214:49.30 /build/firefox/src/firefox-99.0.1/modules/fdlibm/src/math_private.h:34:21: error: conflicting d
+# eclaration ‘typedef __double_t double_t’
+source+=('firefox-99.0.1-fdlibm-double.patch')
+sha256sums+=('62695e56daf8c0b8bb921980d475b3fd169b9134188ad9ffaeb9cd660589c23d')
+eval "$(
+  declare -f prepare | \
+    sed '
+      $ i patch -p1 -i "$srcdir/firefox-99.0.1-fdlibm-double.patch"
+    '
+)"
diff --git a/extra/firefox/firefox-99.0.1-fdlibm-double.patch b/extra/firefox/firefox-99.0.1-fdlibm-double.patch
new file mode 100644
index 00000000..ffd4b1d7
--- /dev/null
+++ b/extra/firefox/firefox-99.0.1-fdlibm-double.patch
@@ -0,0 +1,15 @@
+diff -rauN firefox-99.0.1/modules/fdlibm/src/math_private.h firefox-99.0.1-fdlibm-double-patch/modules/fdlibm/src/math_private.h
+--- firefox-99.0.1/modules/fdlibm/src/math_private.h	2022-04-12 00:00:09.000000000 +0200
++++ firefox-99.0.1-fdlibm-double-patch/modules/fdlibm/src/math_private.h	2022-04-25 16:47:00.697715429 +0200
+@@ -30,7 +30,11 @@
+  * Adapted from https://github.com/freebsd/freebsd-src/search?q=__double_t
+  */
+ 
++#if defined __FLT_EVAL_METHOD__ && (__FLT_EVAL_METHOD__ == 2)
++typedef long double __double_t;
++#else
+ typedef double      __double_t;
++#endif
+ typedef __double_t  double_t;
+ 
+ /*