43 lines
2.6 KiB
Diff
43 lines
2.6 KiB
Diff
From 2e638fccd81e96ce09841adc4b295b5ce694ea73 Mon Sep 17 00:00:00 2001
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From: Adrian Thurston <thurston@colm.net>
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Date: Sat, 6 Nov 2021 12:20:05 -0700
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Subject: [PATCH] C char type: decide signedness of char based on CHAR_MIN
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Previously had char fixed to signed char, this is not useful on ARM as it does
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not align with the host type. Instead, decide at runtime (or probably compile
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time) if char is signed or not.
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---
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ragel/common.cpp | 16 ++++++++--------
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1 file changed, 8 insertions(+), 8 deletions(-)
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diff --git a/ragel/common.cpp b/ragel/common.cpp
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index 8e9f8ed0..55875c06 100644
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--- a/ragel/common.cpp
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+++ b/ragel/common.cpp
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@@ -27,14 +27,14 @@
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HostType hostTypesC[] =
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{
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- { "char", 0, "char", true, true, false, CHAR_MIN, CHAR_MAX, 0, 0, sizeof(char) },
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- { "unsigned", "char", "uchar", false, true, false, 0, 0, 0, UCHAR_MAX, sizeof(unsigned char) },
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- { "short", 0, "short", true, true, false, SHRT_MIN, SHRT_MAX, 0, 0, sizeof(short) },
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- { "unsigned", "short", "ushort", false, true, false, 0, 0, 0, USHRT_MAX, sizeof(unsigned short) },
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- { "int", 0, "int", true, true, false, INT_MIN, INT_MAX, 0, 0, sizeof(int) },
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- { "unsigned", "int", "uint", false, true, false, 0, 0, 0, UINT_MAX, sizeof(unsigned int) },
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- { "long", 0, "long", true, true, false, LONG_MIN, LONG_MAX, 0, 0, sizeof(long) },
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- { "unsigned", "long", "ulong", false, true, false, 0, 0, 0, ULONG_MAX, sizeof(unsigned long) }
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+ { "char", 0, "char", (CHAR_MIN != 0), true, false, SCHAR_MIN, SCHAR_MAX, 0, UCHAR_MAX, sizeof(char) },
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+ { "unsigned", "char", "uchar", false, true, false, 0, 0, 0, UCHAR_MAX, sizeof(unsigned char) },
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+ { "short", 0, "short", true, true, false, SHRT_MIN, SHRT_MAX, 0, 0, sizeof(short) },
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+ { "unsigned", "short", "ushort", false, true, false, 0, 0, 0, USHRT_MAX, sizeof(unsigned short) },
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+ { "int", 0, "int", true, true, false, INT_MIN, INT_MAX, 0, 0, sizeof(int) },
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+ { "unsigned", "int", "uint", false, true, false, 0, 0, 0, UINT_MAX, sizeof(unsigned int) },
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+ { "long", 0, "long", true, true, false, LONG_MIN, LONG_MAX, 0, 0, sizeof(long) },
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+ { "unsigned", "long", "ulong", false, true, false, 0, 0, 0, ULONG_MAX, sizeof(unsigned long) }
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};
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#define S8BIT_MIN -128
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--
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2.33.1
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