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icu: Backport C++11 math patch

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Fixes compilation with uClibc-ng.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
(cherry-picked from 93d049951d)
This commit is contained in:
Rosen Penev 2019-12-19 13:29:41 -08:00
parent fff198e7ff
commit 9fffb2b688
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2 changed files with 41 additions and 1 deletions
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2
libs/icu/Makefile
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@ -11,7 +11,7 @@ PKG_NAME:=icu4c
MAJOR_VERSION:=65
MINOR_VERSION:=1
PKG_VERSION:=$(MAJOR_VERSION).$(MINOR_VERSION)
PKG_RELEASE:=1
PKG_RELEASE:=2
PKG_SOURCE:=$(PKG_NAME)-$(MAJOR_VERSION)_$(MINOR_VERSION)-src.tgz
PKG_SOURCE_URL:=https://github.com/unicode-org/icu/releases/download/release-$(MAJOR_VERSION)-$(MINOR_VERSION)

40
libs/icu/patches/010-ICU-20877-i18n-Don-t-use-C-11-math.patch Normal file
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@ -0,0 +1,40 @@
From 8fda72f6d8e442c5382f21cdd884e2c962bb53bd Mon Sep 17 00:00:00 2001
From: Rosen Penev <rosenp@gmail.com>
Date: Wed, 11 Dec 2019 13:25:32 -0800
Subject: [PATCH] ICU-20877 i18n: Don't use C++11 math
It's not available with some libc implementations. Specifically,
BIONIC and uClibc-ng. uprv_ variants are available.
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
i18n/decimfmt.cpp | 2 +-
i18n/number_decimalquantity.cpp | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/i18n/decimfmt.cpp b/i18n/decimfmt.cpp
index 4015250e273..0cbaca7e099 100644
--- a/i18n/decimfmt.cpp
+++ b/i18n/decimfmt.cpp
@@ -1801,7 +1801,7 @@ bool DecimalFormat::fastFormatDouble(double input, UnicodeString& output) const
return false;
}
if (std::isnan(input)
- || std::trunc(input) != input
+ || uprv_trunc(input) != input
|| input <= INT32_MIN
|| input > INT32_MAX) {
return false;
diff --git a/i18n/number_decimalquantity.cpp b/i18n/number_decimalquantity.cpp
index abbc23de032..778feb141b4 100644
--- a/i18n/number_decimalquantity.cpp
+++ b/i18n/number_decimalquantity.cpp
@@ -452,7 +452,7 @@ void DecimalQuantity::_setToDoubleFast(double n) {
for (; i <= -22; i += 22) n /= 1e22;
n /= DOUBLE_MULTIPLIERS[-i];
}
- auto result = static_cast<int64_t>(std::round(n));
+ auto result = static_cast<int64_t>(uprv_round(n));
if (result != 0) {
_setToLong(result);
scale -= fracLength;