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Toolchain+LibC: Fix usage of crt files

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We now configure the gcc spec files to use a different crt files for
static & PIE binaries.

This relieves us from the need to explicitly specify the desired crt0
file in cmake scripts.
This commit is contained in:
Itamar 2020-12-20 22:32:10 +02:00 • committed by Andreas Kling
parent 6990d62977
commit bbedd320b5
9 changed files with 32 additions and 20 deletions
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2
Toolchain/Patches/gcc.patch
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@ -115,7 +115,7 @@ diff -ruN a/gcc/config/serenity.h b/gcc/config/serenity.h
+/* Files that are linked before user code.
+ The %s tells GCC to look for these files in the library directory. */
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC "%{!shared:crt0.o%s} crti.o%s %{shared|pie:crtbeginS.o%s; :crtbegin.o%s}"
+#define STARTFILE_SPEC "%{static:crt0.o%s} crti.o%s %{!static: %{!fbuilding-libgcc:crt0_shared.o%s}} %{shared|pie:crtbeginS.o%s; :crtbegin.o%s}"
+
+/* Files that are linked after user code. */
+#undef ENDFILE_SPEC