https://bugs.gentoo.org/732700
https://github.com/libproxy/libproxy/issues/127

--- a/libproxy/extension_config.hpp
+++ b/libproxy/extension_config.hpp
@@ -31,7 +31,7 @@ using namespace libmodman;
 class DLL_PUBLIC config_extension : public extension<config_extension> {
 public:
 	// Abstract methods
-	virtual vector<url>      get_config(const url &dst) throw (runtime_error)=0;
+	virtual vector<url>      get_config(const url &dst)=0;
 
 	// Virtual methods
 	virtual string   get_ignore(const url &dst);
--- a/libproxy/extension_pacrunner.cpp
+++ b/libproxy/extension_pacrunner.cpp
@@ -30,7 +30,7 @@ pacrunner_extension::~pacrunner_extension() {
 	if (this->pr) delete this->pr;
 }
 
-pacrunner* pacrunner_extension::get(string pac, const url& pacurl) throw (bad_alloc) {
+pacrunner* pacrunner_extension::get(string pac, const url& pacurl) {
 	if (this->pr) {
 		if (this->last == pac)
 			return this->pr;
--- a/libproxy/extension_pacrunner.hpp
+++ b/libproxy/extension_pacrunner.hpp
@@ -26,7 +26,7 @@
 #define PX_PACRUNNER_MODULE_EZ(name, symb, smod) \
 	class name ## _pacrunner_extension : public pacrunner_extension { \
 	protected: \
-		virtual pacrunner* create(string pac, const url& pacurl) throw (bad_alloc) { \
+		virtual pacrunner* create(string pac, const url& pacurl) { \
 			return new name ## _pacrunner(pac, pacurl); \
 		} \
 	}; \
@@ -41,13 +41,13 @@ class DLL_PUBLIC pacrunner {
 public:
 	pacrunner(string pac, const url& pacurl);
 	virtual ~pacrunner() {};
-	virtual string run(const url& url) throw (bad_alloc)=0;
+	virtual string run(const url& url)=0;
 };
 
 class DLL_PUBLIC pacrunner_extension : public extension<pacrunner_extension, true> {
 public:
 	// Virtual methods
-	virtual pacrunner* get(string pac, const url& pacurl) throw (bad_alloc);
+	virtual pacrunner* get(string pac, const url& pacurl);
 	virtual ~pacrunner_extension();
 
 	// Final methods
@@ -55,7 +55,7 @@ public:
 
 protected:
 	// Abstract methods
-	virtual pacrunner* create(string pac, const url& pacurl) throw (bad_alloc)=0;
+	virtual pacrunner* create(string pac, const url& pacurl)=0;
 
 private:
 	pacrunner* pr;
--- a/libproxy/modules/config_envvar.cpp
+++ b/libproxy/modules/config_envvar.cpp
@@ -24,7 +24,7 @@ using namespace libproxy;
 
 class envvar_config_extension : public config_extension {
 public:
-	vector<url> get_config(const url &dst) throw (runtime_error) {
+	vector<url> get_config(const url &dst) {
 		const char *proxy = NULL;
                 vector<url> response;
 
--- a/libproxy/modules/config_sysconfig.cpp
+++ b/libproxy/modules/config_sysconfig.cpp
@@ -124,7 +124,7 @@ public:
 	~sysconfig_config_extension() {
 	}
    
-	vector<url> get_config(const url &dst) throw (runtime_error) {
+	vector<url> get_config(const url &dst) {
 		map<string,string>::const_iterator it = _data.find("PROXY_ENABLED");
 		vector<url> response;
 
--- a/libproxy/url.cpp
+++ b/libproxy/url.cpp
@@ -115,7 +115,7 @@ string url::encode(const string &data, const string &valid_reserved) {
 	return encoded.str();
 }
 
-url::url(const string &url) throw(parse_error)
+url::url(const string &url)
 	: m_orig(url), m_port(0), m_ips(NULL) {
 	size_t idx = 0;
 	size_t hier_part_start, hier_part_end;
@@ -298,7 +298,7 @@ url& url::operator=(const url& url) {
 	return *this;
 }
 
-url& url::operator=(string strurl) throw (parse_error) {
+url& url::operator=(string strurl) {
 	url tmp(strurl);
 	*this = tmp;
 	return *this;
--- a/libproxy/url.hpp
+++ b/libproxy/url.hpp
@@ -50,10 +50,10 @@ public:
 
 	~url();
 	url(const url& url);
-	url(const string& url) throw (parse_error);
+	url(const string& url);
 	bool operator==(const url& url) const;
 	url& operator=(const url& url);
-	url& operator=(string url) throw (parse_error);
+	url& operator=(string url);
 
 	string   get_host()     const;
 	sockaddr const* const* get_ips(bool usedns);